1 /* 2 * Copyright (C) 2019 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.tv.twopanelsettings.slices; 18 19 import android.content.Context; 20 import android.text.TextUtils; 21 import android.util.AttributeSet; 22 import android.view.View; 23 24 import androidx.preference.CheckBoxPreference; 25 import androidx.preference.PreferenceViewHolder; 26 import androidx.slice.core.SliceActionImpl; 27 28 /** 29 * Slice version of CheckboxPreference. 30 */ 31 public class SliceCheckboxPreference extends CheckBoxPreference implements HasSliceAction, 32 HasCustomContentDescription { 33 private int mActionId; 34 private SliceActionImpl mAction; 35 private SliceActionImpl mFollowupSliceAction; 36 private String mContentDescription; 37 SliceCheckboxPreference(Context context, SliceActionImpl action)38 public SliceCheckboxPreference(Context context, SliceActionImpl action) { 39 super(context); 40 mAction = action; 41 update(); 42 } 43 SliceCheckboxPreference(Context context, AttributeSet attrs, SliceActionImpl action)44 public SliceCheckboxPreference(Context context, AttributeSet attrs, SliceActionImpl action) { 45 super(context, attrs); 46 mAction = action; 47 update(); 48 } 49 50 @Override onBindViewHolder(PreferenceViewHolder holder)51 public void onBindViewHolder(PreferenceViewHolder holder) { 52 super.onBindViewHolder(holder); 53 if (!TextUtils.isEmpty(mContentDescription)) { 54 holder.itemView.setAccessibilityLiveRegion(View.ACCESSIBILITY_LIVE_REGION_POLITE); 55 holder.itemView.setContentDescription(mContentDescription); 56 } 57 } 58 59 @Override getActionId()60 public int getActionId() { 61 return mActionId; 62 } 63 64 @Override setActionId(int actionId)65 public void setActionId(int actionId) { 66 mActionId = actionId; 67 } 68 69 @Override getSliceAction()70 public SliceActionImpl getSliceAction() { 71 return mAction; 72 } 73 74 @Override setSliceAction(SliceActionImpl sliceAction)75 public void setSliceAction(SliceActionImpl sliceAction) { 76 mAction = sliceAction; 77 } 78 79 @Override getFollowupSliceAction()80 public SliceActionImpl getFollowupSliceAction() { 81 return mFollowupSliceAction; 82 } 83 84 @Override setFollowupSliceAction(SliceActionImpl sliceAction)85 public void setFollowupSliceAction(SliceActionImpl sliceAction) { 86 mFollowupSliceAction = sliceAction; 87 } 88 update()89 private void update() { 90 this.setChecked(mAction.isChecked()); 91 } 92 93 /** 94 * Sets the accessibility content description that will be read to the TalkBack users when they 95 * select this preference. 96 */ setContentDescription(String contentDescription)97 public void setContentDescription(String contentDescription) { 98 this.mContentDescription = contentDescription; 99 } 100 getContentDescription()101 public String getContentDescription() { 102 return mContentDescription; 103 } 104 } 105